package com.itranswarp.learnjava; //import com.sun.java.util.jar.pack.Package.Class.Method; //import java.lang.reflect.*; public class Main { public static void main(String[] args) throws Exception { String name = "Xiao Ming"; int age = 20; Person p = new Person(); // TODO: 利用反射调用setName和setAge方法: // Method m = Person.class.getMethod("setName", String.class); // m.invoke(p, name); // // Method m_age = Person.class.getMethod("setAge", int.class); // m_age.invoke(p, age); //链式编程,写起来更顺畅简洁 Person.class.getMethod("setName", String.class).invoke(p, name); Person.class.getMethod("setAge", int.class).invoke(p, age); System.out.println(p.getName()); // "Xiao Ming" System.out.println(p.getAge()); // 20 } }
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